# Set-OpenTextToolbar.ps1 - replace the HostExplorer default VT toolbar.
#
# Copies the toolbar shipped in this share over the local one at:
#   C:\ProgramData\Hummingbird\Connectivity\15.00\Shared\HostExplorer\Toolbar\
#
# Runs from the common manifest with DetectionMethod Always, so it also
# self-heals if the file is changed locally.
#
# Deliberately does NOT bump the OpenText version. Setup-OpenText.ps1 skips
# unless HKLM:\SOFTWARE\GE\OpenText\Installed differs from version.txt, so a
# bump re-runs the whole thing - MSI plus the SP1 patch - on every OpenText
# machine over SMB, to ship a 565-byte file. This entry copies just the file.

$ErrorActionPreference = 'Continue'

$fileName = 'Default VT Toolbar.tbv'
$src      = Join-Path $PSScriptRoot "..\apps\opentext\HostExplorer\Toolbar\$fileName"
$dstDir   = 'C:\ProgramData\Hummingbird\Connectivity\15.00\Shared\HostExplorer\Toolbar'
$dst      = Join-Path $dstDir $fileName

Write-Host '=== OpenText VT toolbar ==='

if (-not (Test-Path -LiteralPath $src)) {
    Write-Host "  source missing on share: $src - nothing to do."
    return
}

# Gate on OpenText actually being installed. The Shared root only exists once
# HostExplorer content has been deployed, so its absence means this machine has
# no OpenText and we should not create a stray Hummingbird tree.
$sharedRoot = 'C:\ProgramData\Hummingbird\Connectivity\15.00\Shared'
if (-not (Test-Path -LiteralPath $sharedRoot)) {
    Write-Host '  OpenText not installed on this PC - skipping.'
    return
}

# Skip when identical, so an Always entry is not rewriting the file every cycle.
if (Test-Path -LiteralPath $dst) {
    $sh = (Get-FileHash -LiteralPath $src -Algorithm SHA256).Hash
    $dh = (Get-FileHash -LiteralPath $dst -Algorithm SHA256).Hash
    if ($sh -eq $dh) {
        Write-Host '  already current - no change.'
        return
    }
    Write-Host '  local copy differs - replacing.'
} else {
    Write-Host '  not present locally - installing.'
}

try {
    if (-not (Test-Path -LiteralPath $dstDir)) {
        New-Item -ItemType Directory -Path $dstDir -Force -ErrorAction Stop | Out-Null
    }
    Copy-Item -LiteralPath $src -Destination $dst -Force -ErrorAction Stop
    Write-Host "  replaced $dst"
} catch {
    Write-Warning "  failed to replace ${dst}: $_"
}